Final answer:
To write the word sentence as an equation, we can use the equation x - 7.4 = 6.8 and solve for x. The solution is x = 14.2.
Step-by-step explanation:
To write the word sentence as an equation, we need to define a variable to represent the unknown number. Let's say the unknown number is x. The equation can be written as x - 7.4 = 6.8. To solve for x, we can add 7.4 to both sides of the equation:
x - 7.4 + 7.4 = 6.8 + 7.4
x = 14.2
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